CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Income Statement [Abstract]
Sales	$ 245,587	$ 300,983
Cost of sales	173,957	217,869
Gross profit	71,630	83,114
Selling, general and administrative expenses	65,397	71,795
Income from operations	6,233	11,319
Other income	(430)	(834)
Interest expense	5,243	4,377
Income before income taxes	1,420	7,776
Provision for income taxes	1,261	1,786
Net income	159	5,990
Net loss attributable to noncontrolling interest	(212)	(62)
Net income attributable to DXP Enterprises, Inc.	371	6,052
Preferred stock dividend	23	23
Net income attributable to common shareholders	348	6,029
Net income	159	5,990
Currency translation adjustments	1,277	(1,163)
Comprehensive income	$ 1,436	$ 4,827
Earnings per share (Note 10) :
Basic (in dollars per share)	$ 0.02	$ 0.34
Diluted (in dollars per share)	$ 0.02	$ 0.32
Weighted average common shares outstanding :
Basic (in shares)	19,186	17,713
Diluted (in shares)	20,026	18,553